A list of grpc.Channels hosting services which can execute TFF
A string specifying the connection mode between the local host and
Optional concurrent.futures.Executor used to wait for
the reply to a streaming RPC message. Uses the default Executor if not
The batch size for requests to dispose of remote worker
values. Lower values will result in more requests to the remote worker,
but will result in values being cleaned up sooner and therefore may result
in lower memory usage on the remote worker.
The maximum fanout at any point in the aggregation hierarchy. If
num_clients > max_fanout, the constructed executor stack will consist of
multiple levels of aggregators. The height of the stack will be on the
order of log(num_clients) / log(max_fanout).
An instance of executor_factory.ExecutorFactory encapsulating the
executor construction logic specified above.